APA (7th ed.) Citation

Heckel, R. V., & Shumaker, D. M. (2001). Children who murder: A psychological perspective. Praeger.

Chicago Style (17th ed.) Citation

Heckel, Robert V., and David M. Shumaker. Children Who Murder: A Psychological Perspective. Westport, Conn. [u.a.]: Praeger, 2001.

MLA (8th ed.) Citation

Heckel, Robert V., and David M. Shumaker. Children Who Murder: A Psychological Perspective. Praeger, 2001.